Microorganisms and Disease
Plastic implants can pose a serious nosocomial infection problem because

infected implants usually have to be surgically removed
phagocytes have trouble moving on the plastic surface
phagocytes have trouble engulfing bacteria embedded in a biofilm
All of these

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Microorganisms and Disease
Prontosil is

an effective antibacterial when used in animals
an effective antibacterial both in animals as well as in in-vitro cultures
an effective antibacterial when used in in-vitro cultures
not used as an antibacterial agent

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